Gymnocalycium catamarcense subsp. acinacispinum H.Till & W.Till in Gymnocalycium 8: 146. 1995 Gymnocalycium catamarcense subsp. acinacispinum H.Till & W.Till in Gymnocalycium 8: 146. 1995Taxon for this nameGymnocalycium catamarcense subsp. acinacispinum H.Till & W.Till